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Psychiatrist, Centre for Addiction and Mental Health, Assistant Professor of Psychiatry, University of Toronto

Dr. David Gratzer is a Toronto-based psychiatrist and physician.

He works at the Centre for Addiction and Mental Health, where he is an attending psychiatrist, and serves as the associate chief (inpatient care & practice innovation) of the General Adult Psychiatry and Health Systems Division. Previously, he worked at the Scarborough and Rouge Hospital, where he was the physician-in-charge of mental health inpatient services, and was the physician co-lead for consultation-liaison services.

He is active in teaching, and has been nominated 10 times for University of Toronto teaching awards. He is a member of the national editorial board of CAMH’s Portico and serves on the OMA’s Section on Psychiatry Executive. He peer reviews for several journals, including Psychiatric Services, and he sits on the editorial boards of The Canadian Journal of Psychiatry and JMIR Mental Health.

Dr. Gratzer writes widely. His articles have been published in The Globe and Mail and Maclean’s. He is the author of two books and the editor of a third. His first book was awarded the Donner Prize in 2000. His research interests include psychiatry and technology.


  • –present
    Dr. David Gratzer is an assistant professor at the University of Toronto’s department of psychiatry and a psychiatrist at the Centre for Addiction and Mental Health., University of Toronto


  • 2005 
    University of Toronto, Residency in Psychiatry